November, 2009

As mentioned in my previous post , a Content Processor that converts textures into premultiplied alpha format: using Microsoft.Xna.Framework; using Microsoft.Xna.Framework.Content.Pipeline; using Microsoft.Xna.Framework.Content.Pipeline.Graphics;...

It is possible to use premultiplied alpha with XNA Game Studio, but the bad news is we don't do much to help you with it. Why not? Yeah .  Our bad.  In fact one of my biggest regrets about the design of the XNA Framework is that we didn't do...

From Wikipedia : "Alpha compositing is the process of combining an image with a background to create the appearance of partial transparency. It is often useful to render image elements in separate passes, and then combine the resulting multiple 2D...

Remember when you first figured out Santa Claus wasn't real? The growing doubt, tempered by the fact that all your friends believed in him, and surely they can't ALL be wrong, then the gradual realization that everybody was in fact wrong... Well, I've...

Consider a cutout texture that contains a solid shape surrounded by transparency. Let's say this is a tree, although it could equally well be a cat or an overweight Italian plumber. Our tree is opaque and colored green: tree  =  (0, 255, 0,...